R911315943 is part of the CSH Advanced Control System Series by Indramat Controls.
Specs
Analog I/O Extension: Included in Option Two Slot Control Panel Power Consumption: 1W Digital Inputs: 11 Analog Inputs: 1 Serial Connector: RS232 Digital Outputs: 4 (modifiable) Analog Outputs: 2 (modifiable) Maximum Pulse Width: 100ms Inrush Current: 4A Encoder for Option 1: InDradyn/hiperface, power consumption 6W DC Supply Requirement: 24-volt Power Requirement: 7.5W Master Communication Parallel Interface Power Requirement: 1W Option 3: Digital Extension with SSI Encoder Interface Firmware: Must be purchased separately.